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RELATED PARTY TRANSACTIONS: (Tables) | 6 Months Ended
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Jun. 30, 2025
RELATED PARTY TRANSACTIONS: |
Schedule of receivable and payable balances with related parties | ​ Receivable and payable balances with related parties are shown below (in millions): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | At June 30, | ​ | At December 31,
​ |  | 2025 |  | 2024
Related parties receivable current: | ​ | ​ | ​ | ​ | ​ | ​
Grupo Mexico and affiliates: | ​ | ​ | ​ | ​ | ​ | ​
Asarco LLC | ​ | $ | 8.1 | ​ | $ | 7.1
AMMINCO Apoyo Administrativo, S.A. de C.V. (“AMMINCO”) | ​ | ​ | (*) | ​ | ​ | (*)
Ferrocarril Mexicano, S.A. de C.V. | ​ |  | (*) | ​ | ​ | (*)
Mexico Generadora de Energia S. de R.L. ("MGE") | ​ | ​ | 5.1 | ​ | ​ | 5.4
Mexico Compania Constructora S.A de C.V. | ​ | ​ | (*) | ​ | ​ | (*)
​ | ​ | ​ | ​ | ​ | ​ | ​
Related to the controlling group: | ​ | ​ | ​ | ​ | ​ | ​
Empresarios Industriales de Mexico, S.A. de C.V. | ​ | ​ | 1.2 | ​ | ​ | 0.9
Mexico Transportes Aereos, S.A. de C.V. ("Mextransport") | ​ | ​ | 0.2 | ​ | ​ | —
Operadora de Cinemas, S.A. de C.V. | ​ | ​ | 0.1 | ​ | ​ | 0.1
​ | ​ | $ | 14.8 | ​ | $ | 13.5
​ | ​ | ​ | ​ | ​ | ​ | ​
Related parties payable: | ​ | ​ | ​ | ​ | ​ | ​
Grupo Mexico and affiliates: | ​ | ​ | ​ | ​ | ​ | ​
AMMINCO | ​ | $ | 9.5 | ​ | $ | 6.0
Asarco LLC | ​ | ​ | 33.8 | ​ | ​ | 6.0
Eolica El Retiro, S.A.P.I. de C.V. | ​ |  | 0.4 | ​ |  | 0.4
Ferrocarril Mexicano, S.A. de C.V. | ​ |  | 4.4 | ​ |  | 2.9
Grupo Mexico Servicios | ​ | ​ | 2.7 | ​ | ​ | 4.3
MGE | ​ | ​ | 36.4 | ​ | ​ | 15.9
Mexico Compania Constructora S.A de C.V. | ​ | ​ | 7.2 | ​ | ​ | 8.0
Parque Eolico de Fenicias, S. de R.L. de C.V. | ​ | ​ | 6.2 | ​ | ​ | 2.6
Grupo Mexico Servicios de Ingenieria, S.A. de C.V. | ​ | ​ | 0.9 | ​ | ​ | 2.1
Related to the controlling group: | ​ | ​ | ​ | ​ | ​ | ​
Boutique Bowling de Mexico, S.A. de C.V. | ​ |  | 0.4 | ​ |  | 0.5
Mextransport | ​ |  | 0.1 | ​ |  | 0.1
Operadora de Cinemas, S.A. de C.V. | ​ | ​ | 0.2 | ​ | ​ | 0.4
​ | ​ | $ | 102.3 | ​ | $ | 49.2
(*) Less than $0.1 million.
Grupo Mexico and affiliates |
RELATED PARTY TRANSACTIONS: |
Schedule of purchase and sales activities with related parties | The following table summarizes the purchase and sale activities with Grupo Mexico and its affiliates in the six-month periods ended June 30, 2025 and 2024 (in millions):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2025 |  | 2024
Purchase activity | ​ | ​ | ​ | ​ | ​ | ​
Asarco LLC | ​ | $ | 28.0 | ​ | $ | 2.7
Eolica El Retiro, S.A.P.I. de C.V. | ​ |  | 1.0 | ​ |  | 4.0
Ferrocarril Mexicano, S.A. de C.V. | ​ |  | 21.3 | ​ |  | 24.0
Grupo Mexico Servicios | ​ | ​ | 10.1 | ​ | ​ | 10.1
AMMINCO | ​ | ​ | 5.0 | ​ | ​ | 5.0
MGE | ​ |  | 109.8 | ​ |  | 92.3
Mexico Compania Constructora S.A. de C.V. | ​ | ​ | 24.8 | ​ | ​ | 44.0
Parque Eolico de Fenicias, S. de R.L. de C.V. | ​ | ​ | 20.3 | ​ | ​ | —
Grupo Mexico Servicios de Ingenieria S. A. de C.V. | ​ |  | 4.7 | ​ |  | 9.5
Total purchases | ​ | $ | 225.0 | ​ | $ | 191.6
Sales activity | ​ | ​ | ​ | ​ | ​ | ​
Asarco LLC | ​ | $ | 27.4 | ​ | $ | 14.3
AMMINCO | ​ | ​ | (*) | ​ | ​ | (*)
Ferrocarril Mexicano, S.A. de C.V. | ​ |  | — | ​ |  | (*)
MGE | ​ | ​ | 31.9 | ​ | ​ | 23.3
Total sales | ​ | $ | 59.3 | ​ | $ | 37.6
(*) Less than $0.1 million.
Companies with relationship to the controlling group |
RELATED PARTY TRANSACTIONS: |
Schedule of purchase and sales activities with related parties | The following table summarizes the purchase and sales activities with other Larrea family companies in the six-month periods ended June 30, 2025 and 2024 (in millions):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2025 |  | 2024
Purchase activity | ​ | ​ | ​ | ​ | ​ | ​
Boutique Bowling de Mexico S.A. de C.V. | ​ | $ | 0.3 | ​ | $ | 0.3
Mextransport | ​ | ​ | 1.2 | ​ | ​ | 1.2
Operadora de Cinemas S.A. de C.V. | ​ | ​ | 0.2 | ​ | ​ | 0.2
Total purchases | ​ | $ | 1.7 | ​ | $ | 1.7
​ | ​ | ​ | ​ | ​ | ​ | ​
Sales activity | ​ | ​ | ​ | ​ | ​ | ​
Boutique Bowling de Mexico S.A. de C.V. | ​ | $ | 0.1 | ​ | $ | 0.1
Empresarios Industriales de Mexico, S.A. de C.V. | ​ | ​ | 0.2 | ​ | ​ | 0.1
Mextransport | ​ | ​ | 1.1 | ​ | ​ | 1.2
Operadora de Cinemas S.A. de C.V. | ​ | ​ | 0.1 | ​ | ​ | 0.1
Total sales | ​ | $ | 1.5 | ​ | $ | 1.5
(*) amount is lower than $0.1 million

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